Started as a horror comic. Then, with issue #60, the Incredible Hulk series began and he was joined by the Sub-Mariner in issue #70. After issue #101, the title was renamed Incredible Hulk (1968 series) #102. Sub-Mariner stories continued in Iron Man & Sub-Mariner #1. After just one issue, Sub-Mariner continued in his own title, Sub-Mariner (1968 series) #1. Many of the issues which featured the Hulk and Sub-Mariner were reprinted in later issues of "Marvel Super-Heroes (1967 series)".